Probably because he was traumatized as a little boy when he saw a porno that his mother was in. He decided if he takes out all the cameras, the odds of seeing his mother in another porn are much more slim oOo:
We all know he's paving the way for an alien invasion in conjunction with the
illuminati and 33rd degree freemasons! The New World Order is almost here
gentlemen, we have little time to act!
The lad was shooting speed cameras - in protest of there being so many speed cameras and heafty fines in the uk.
Rifles are generally illegal in the uk unless youre a farmer with a licence or you have a valid reason to need to own a gun. But just because theyre mostly illegal it doesnt mean people wont have them.